<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>vue学习</title>
    <!-- <script src="https://cdn.jsdelivr.net/npm/vue@2.6.13/dist/vue.min.js"></script> -->
    <script src="https://cdn.bootcdn.net/ajax/libs/vue/2.6.9/vue.js"></script>
</head>
<body>
    <div id="app">
        {{ message }}
    </div>

    <script>
        var app = new Vue({
            el: '#app',
            data: {
                message: 'Hello Vue!'
            }
        })
    </script>
</body>
</html>